# 对于表名的拼接
def node_name(td_name):
    return std_name(td_name)+'_clear'
def std_name(td_name):
    str = td_name
    str1 = str[3:]
    str = 'std' + str1
    return str
def err_name(td_name):
    return std_name(td_name)+'_err'
if __name__ == '__main__':
    node = node_name('ods_cz_ykgz_fa_nd_temp')
    std = std_name('ods_cz_perevaresultfeedback')
    err = err_name('ods_cz_perevaresultfeedback')
    print(node)
    print(std)
    print(err)